package com.wad.security;

import com.alibaba.fastjson.annotation.JSONField;
import com.wad.domain.User;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 创建封装用户信息类需要实现UserDetails接口
 * @author wad
 * @date 2022/11/12 14:33
 * @project JWT_DEMO2
 **/
@Data
@AllArgsConstructor
@NoArgsConstructor
public class LoginUser implements UserDetails {

    private User user;

    //存储权限信息
    private List<String> permissions;

//    存储SpringSecurity所需要的权限信息的集合,无需序列化（存入redis中时）
    @JSONField(serialize = false)
    private List<GrantedAuthority> authorities;

    public LoginUser(User user,List<String> permissions){
        this.user=user;
        this.permissions=permissions;
    }

    public LoginUser(User user) {
        this.user=user;
    }


    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        if (authorities!=null){
            return authorities;
        }
         authorities = permissions.stream().map(SimpleGrantedAuthority::new)
                .collect(Collectors.toList());
        return authorities;
    }

    @Override
    public String getPassword() {
        return user.getPassword();
    }

    @Override
    public String getUsername() {
        return user.getUserName();
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }
}
